Thresholds defined on the level and change in the HHI (Herfindahl- Hirschmann Index) applied to market shares seem to be the main instrument to select notified mergers for investigation in both the EU and US. We question the use of such a selection rule in di?erentiated products industries. We...

This paper provides an empirical analysis of own- and cross-price elasticities of substitution for the 1989-2000 Italian automobile industry. We use product-level data consistent with a structural model of equilibrium in a differentiated products oligopolistic industry and follow a random...

Thresholds defined on the level and change in the HHI (Herfindahl- Hirschmann Index) applied to market shares seem to be the main instrument to select notified mergers for investigation in both the EU and US. We question the use of such a selection rule in di?erentiated products industries. We...

Given that brands (products) are location specific in terms of coverage of retail stores, we allow consumers to have preferences over location and products to carry distribution costs, alongside preferences and costs over other observable and unobservable product characteristics. We embed these...

Given that brands (products) are location specific in terms of coverage of retail stores, we allow consumers to have preferences over location and products to carry distribution costs, alongside preferences and costs over other observable and unobservable product characteristics. We embed these...

This paper provides an empirical analysis of own- and cross-price elasticities of substitution for the 1989-2000 Italian automobile industry. We use product-level data consistent with a structural model of equilibrium in a differentiated products oligopolistic industry and follow a random...